Seiko Cal. 4478 - 420

This Hand-Winding model from 1996 features a 41mm Titanium case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-21b1374ec18b]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1996

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